84483820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{509}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 182841120

約数和(自身を除く): 98357300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 193, 215, 386, 430, 509, 772, 860, 965, 1018, 1930, 2036, 2545, 3860, 5090, 8299, 10180, 16598, 21887, 33196, 41495, 43774, 82990, 87548, 98237, 109435, 165980, 196474, 218870, 392948, 437740, 491185, 982370, 1964740, 4224191, 8448382, 16896764, 21120955, 42241910, 84483820]

約数ペア:

[(1, 84483820), (2, 42241910), (4, 21120955), (5, 16896764), (10, 8448382), (20, 4224191), (43, 1964740), (86, 982370), (172, 491185), (193, 437740), (215, 392948), (386, 218870), (430, 196474), (509, 165980), (772, 109435), (860, 98237), (965, 87548), (1018, 82990), (1930, 43774), (2036, 41495), (2545, 33196), (3860, 21887), (5090, 16598), (8299, 10180)]